People wait to welcome the Olympic flame before the beginning of the Olympic torch relay in San Francisco, the United States, April 9, 2008. San Francisco is the sixth stop of the 2008 Beijing Olympic Games torch relay outside the Chinese mainland.(Xinhua Photo)

People cheer as they wait to welcome the Olympic flame before the beginning of the Olympic torch relay in San Francisco, the United States, April 9, 2008. San Francisco is the sixth stop of the 2008 Beijing Olympic Games torch relay outside the Chinese mainland.